KR910011433A - Reaction injection molding apparatus and method for forming fiber reinforced molded article - Google Patents

Reaction injection molding apparatus and method for forming fiber reinforced molded article Download PDF

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KR910011433A
KR910011433A KR1019900020077A KR900020077A KR910011433A KR 910011433 A KR910011433 A KR 910011433A KR 1019900020077 A KR1019900020077 A KR 1019900020077A KR 900020077 A KR900020077 A KR 900020077A KR 910011433 A KR910011433 A KR 910011433A
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die
cavity
plunger
bat
die cavity
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KR1019900020077A
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Korean (ko)
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KR0166065B1 (en
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피.와스제샤크 더글라스
알. 가마체 로날드
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리챠드 고든 워터맨
더 다우 케미칼 캄파니
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/54Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/40Shaping or impregnating by compression not applied
    • B29C70/42Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • B29C67/246Moulding high reactive monomers or prepolymers, e.g. by reaction injection moulding [RIM], liquid injection moulding [LIM]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/40Shaping or impregnating by compression not applied
    • B29C70/42Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/461Rigid movable compressing mould parts acting independently from opening or closing action of the main mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/54Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • B29C70/545Perforating, cutting or machining during or after moulding

Abstract

내용 없음No content

Description

섬유 보강 성형 제품 형성을 위한 반응 사출 성형 장치 및 그 방법Reaction injection molding apparatus and method for forming fiber reinforced molded article

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 반응 약품 수용을 위한 성형 위치에 있는 본 발명의 실시예의 반응 사출 성형 장치의 개략도,1 is a schematic view of a reaction injection molding apparatus of an embodiment of the present invention in a molding position for receiving a reaction chemical,

제2도는 보강 재료의 섬유 배트를 적층 및 가열하고 배트를 본 발명의 반응 사출 성형 장치로 이송하는 장치의 개략도,2 is a schematic view of an apparatus for laminating and heating a fiber bat of reinforcing material and transferring the bat to the reactive injection molding apparatus of the present invention,

제3도는 보강 재료의 배트를 수용하기 위해 개방 위치에 있는 제1도의 성형 장치의 개략 중앙 단면도.3 is a schematic central cross-sectional view of the forming apparatus of FIG. 1 in an open position to receive a bat of reinforcing material.

Claims (11)

섬유 보강 성형 제품 형성을 위한 반응 사출 성형 장치에 있어서, 암형 다이부가 상향 개방 다이 캐비터와 상기 캐비터의 구멍 주변을 한정하는 제1전단 모서리를 갖는 데 개방 및 폐쇄 주형 위치로 또 그것으로부터 상호 선택적으로 이동가능한 암형 및 수형 다이부와, 섬유 보강 재료의 배트를 지지하는 다이 캐비티의 상부 구멍 주변을 둘러싸는 평면 랜딩면과, 상기 배트의 주변부를 상기 랜딩면에 대향하여 고정하기 위해 선택적으로 작동하는 클램핑 수단과, 상기 캐비티 구멍내로 이동가능하고 상기 캐비티내의 부분으로부터 상기 주변의 배트의 잉여부분을 전단시키기 위해 상기 제1전단 모서리와 협동하는 제2전단 모서리를 가지며 상기 다이부가 상기 폐쇄 위치에 있을때에 상기 주형 캐비티를 밀봉시키기 위한 전단 수단과, 상기 다이부가 주형 폐쇄 위치에 있을때에 상기 배트를 화학 약품으로 포화시키기 위해 반응 화학 약품을 상기 주형 캐비티내로 주입하기 위한 수단을 포함하는데, 상기 수형 다이부는 상기 다이부가 상기 폐쇄 위치로 이동될때 상기 다이 캐비티내로 이동되며 주형 캐비티를 형성하고 상기 주변부가 상기 랜딩면에 고정될때 상기 다이 캐비티 위에 놓이는 상기 배트부를 상기 주형 캐비티내로 가압하기 위해 상기 다이 캐비티와 협동하는 다이 플런저를 갖는 것을 특징으로 하는 반응 사출 성형 장치.In a reactive injection molding apparatus for forming a fiber reinforced molded article, the female die portion has an upwardly open die cavity and a first shear edge defining a perimeter of the cavity of the cavity, wherein the female die portion is mutually selective from and to an open and closed mold position. Female and male die portions movable with a retractable surface, a planar landing surface surrounding the top hole of the die cavity supporting the bat of fiber reinforced material, and selectively actuated to secure the periphery of the bat against the landing surface. Having a clamping means and a second shear edge moveable into the cavity hole and cooperating with the first shear edge to shear the excess portion of the surrounding bat from a portion within the cavity and wherein the die portion is in the closed position. Shear means for sealing the mold cavity, and the die portion Means for injecting a reaction chemical into the mold cavity to saturate the batt with the chemical when in the closed position, wherein the male die portion is moved into the die cavity when the die portion is moved to the closed position and the mold And a die plunger cooperating with said die cavity to form said cavity and press said bat portion over said die cavity into said mold cavity when said periphery is secured to said landing surface. 제1항에 있어서, 상기 전단 수단은 상기 다이 플런저와 일체인 상기 수형 다이부의 부분을 포함하는 것을 특징으로 하는 반응 사출 성형 장치.The apparatus of claim 1, wherein the shearing means comprises a portion of the male die portion integral with the die plunger. 제1항에 있어서, 클램프를 클램핑 위치로 또 그 위치로부터 이동시키기 위해 상기 클램프와 작동가능하게 연결된 상기 수형 다이부에 의해 운반되는 수단을 추가로 포함하며, 상기 클램핑 수단은 상기 랜딩면 위에 놓이고 상기 전단 수단과 다이 플런저를 통과시키기 위한 구멍을 갖는 클램프를 포함하는 것을 특징으로 하는 반응 사출 성형 장치.2. The apparatus of claim 1 further comprising means carried by the male die portion operatively connected with the clamp to move the clamp to and from the clamping position, the clamping means being placed on the landing surface and And a clamp having a hole for passing said shear means and a die plunger. 제3항에 있어서, 상기 전단 수단은 상기 다이 플런저와 일체인 상기 수형 다이부의 일부를 포함하는 것을 특징으로 하는 반응 사출 성형 장치.4. The reaction injection molding apparatus according to claim 3, wherein the shearing means includes a portion of the male die portion integral with the die plunger. 제4항에 있어서, 상기 클램핑 수단은 상기 수평 다이부에 의해 운반되고 클램프를 클램핑 위치로 또한 그 위치로부터 이동시키기 위해 상기 클램프와 연결된 유체 압력 구동수단을 포함하는 것을 특징으로 하는 반응 사출 성형 장치.5. Apparatus according to claim 4 wherein said clamping means comprises fluid pressure drive means carried by said horizontal die portion and connected with said clamp to move the clamp to and from the clamping position. 제1항에 있어서, 상기 전단 수단은 상기 플런저와 무관하게 이동하고 상기 프런저상에 미끄럼 밀봉 결합되게 슬리브된 컷터를 포함하는 것을 특징으로 하는 반응 사출 성형 장치.2. The apparatus of claim 1, wherein the shearing means includes a cutter that moves independently of the plunger and is sleeve-slidably engaged on the plunger. 제6항에 있어서, 상기 전단 수단은 상기 수형 다이부에 의해 운반되고 컷터를 상기 다이 캐비티의 구멍으로 또한 구멍으로부터 이동시키기 위해 상기 컷터와 연결된 선택적으로 작동하는 유체 압력 구동 수단을 포함하는 것을 특징으로 하는 반응 사출 성형 장치.7. The method of claim 6, wherein the shearing means comprises selectively actuated fluid pressure drive means carried by the male die portion and connected with the cutter to move the cutter into and out of the hole in the die cavity. Reaction injection molding apparatus. 섬유 보강 성형 제품 형성 방법에 있어서, 섬유 보강 재료의 배트를 상향 개방 다이캐비티에 가로질러 위치시키고, 상기 배트의 주변부를 상기 다이 캐비티의 구멍 주변을 둘러싸는 지지부상에 지지시키는 단계와, 상기 배트의 상기 주변부를 상기 지지부에 클램핑시키는 단계와, 상기 다이 플런저와 상기 다이 캐비티의 벽사이에 주형 캐비티를 형성하기 위해 상기 다이 캐비티내로 이동가능한 다이 플런저를 제공하는 단계와, 상기 다이 캐비티 위에 놓이는 배트부를 가압하기 위해 상기 플런저를 상기 다이 캐비티내로 이동시키는 단계와, 상기 다이 캐비티내의 상기 배트부로부터 상기 주변에서 배트를 동시에 전단시키고 상기 다이 플런저와 주변사이의 상기 다이 캐비티를 밀봉시키는 단계와, 상기 주형 캐비티를 화학약품으로 충전시키고 주형내의 섬유 배트를 상기 화학 약품으로 포화시키기 위해 경화성 유체 화학 약품을 상기 주형 캐비티내로 주입하는 단계를 포함하는 것을 특징으로 하는 섬유 보강 성형 제품 형성 방법.A method of forming a fiber reinforced molded article, comprising: placing a bat of fiber reinforced material across an upwardly open die cavity and supporting a periphery of the bat on a support surrounding the periphery of the die cavity; Clamping the periphery to the support, providing a die plunger movable into the die cavity to form a mold cavity between the die plunger and the wall of the die cavity, and pressurizing the batt overlying the die cavity Moving the plunger into the die cavity to simultaneously shear the bat from the bat portion in the die cavity and sealing the die cavity between the die plunger and the periphery; Filled with chemicals and in mold Fiber-reinforced molded part forming method comprising the step of injecting into the mold cavity a curable fluid chemicals to fiber batt to saturate the chemicals. 제8항에 있어서, 상기 지지부에는 상기 다이 캐비티의 주변을 한정하는 제1전단 모서리가 형성되며, 상기 전단 단계는 상기 다이 플런저와 무관하게 상기 캐비티내로 이동되고 상기 다이 플런저 위에 미그럼 밀봉 결합되도록 슬리브된 컷터로 수행되고, 상기 컷터는 상기 컷터가 상기 다이 캐비티내로 이동될 때 전단 및 밀봉을 수행하기 위해 제1전단 모서리와 협동하는 제2전단 모서리를 가지며, 상기 컷터는 상기 전단 단계후에 상기 다이플런저와 협동하고 상기 배트의 상기 부분을 상기 주형 캐비티내로 가압하기 위해 하향 이동되는 것을 특징으로 하는 섬유 보강 성형 제품 형성 방법.9. The sleeve of claim 8 wherein said support is formed with a first shear edge defining a periphery of said die cavity, said shearing step being moved into said cavity independently of said die plunger and slidingly coupled onto said die plunger. And a second shear edge cooperating with the first shear edge to effect shear and sealing when the cutter is moved into the die cavity, the cutter having the diplunger after the shearing step. And move downward to cooperate with and press the portion of the bat into the mold cavity. 제8항에 있어서, 상기 클램핑 단계가 상기 플런저를 상기 다이 캐비티내로 이동시키는 단계후에 수행되는 것을 특징으로 하는 섬유 보강 성형 제품 형성 방법.9. A method according to claim 8, wherein the clamping step is performed after moving the plunger into the die cavity. 제8항에 있어서, 상기 배트는, 수지 밀봉되면서도 수지가 농후하지 않은 모서리를 갖는 최종 성형 제품을 제공하기 위해서, 반응 유체 약품의 주입 직전에 상기 클램핑 단계에서 사용된 클램핑 수단을 이탈하도록 허용되는 크기를 갖는 것을 특징으로 하는 섬유 보강 성형 제품 형성 방법.9. The batter of claim 8 wherein the batt is sized to allow release of the clamping means used in the clamping step immediately prior to injection of the reacting fluid drug to provide a final molded article having a resin-sealed but not resin-rich edge. Fiber reinforced molded article forming method characterized in that it has a. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900020077A 1989-12-12 1990-12-07 Reaction injection molding apparatus with internal frame and shear edge KR0166065B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US453,426 1989-12-12
US07/453,426 US5040962A (en) 1989-12-12 1989-12-12 Reaction injection molding apparatus with internal frame and shear edge

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KR910011433A true KR910011433A (en) 1991-08-07
KR0166065B1 KR0166065B1 (en) 1999-03-20

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US (1) US5040962A (en)
EP (1) EP0433857B1 (en)
JP (1) JPH04112015A (en)
KR (1) KR0166065B1 (en)
AT (1) ATE114548T1 (en)
AU (1) AU636418B2 (en)
CA (1) CA2031943A1 (en)
DE (1) DE69014571T2 (en)
DK (1) DK0433857T3 (en)
ES (1) ES2064594T3 (en)

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EP0433857A2 (en) 1991-06-26
ATE114548T1 (en) 1994-12-15
EP0433857B1 (en) 1994-11-30
EP0433857A3 (en) 1991-09-04
CA2031943A1 (en) 1991-06-13
ES2064594T3 (en) 1995-02-01
AU6799390A (en) 1991-06-20
DK0433857T3 (en) 1995-05-08
JPH04112015A (en) 1992-04-14
DE69014571D1 (en) 1995-01-12
DE69014571T2 (en) 1995-06-01
US5040962A (en) 1991-08-20
KR0166065B1 (en) 1999-03-20
AU636418B2 (en) 1993-04-29

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